Bug #67211 [NEW]: operator --

From: dark9 at rune dot ws Operating system: osx 10.9.2 PHP version: 5.5.12 Package: Variables related Bug Type: Bug Bug description:operator -- Description: ------------ run $a-=1; result is $a=-1; this is ok. but run $a--; result is $a=null; but expected result should be $a=-1; Test script: --------------- <?php $a--; var_dump($a); Expected result: ---------------- int(-1) Actual result: -------------- NULL -- Edit bug report at https://bugs.php.net/bug.php?id=67211&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=67211&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=67211&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=67211&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=67211&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=67211&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=67211&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=67211&r=needscript Try newer version: https://bugs.php.net/fix.php?id=67211&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=67211&r=support Expected behavior: https://bugs.php.net/fix.php?id=67211&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=67211&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=67211&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=67211&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=67211&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=67211&r=dst IIS Stability: https://bugs.php.net/fix.php?id=67211&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=67211&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=67211&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=67211&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=67211&r=mysqlcfg